Calcium in PDB 1htn: Human Tetranectin, A Trimeric Plasminogen Binding Protein with An Alpha-Helical Coiled Coil

The structure of Human Tetranectin, A Trimeric Plasminogen Binding Protein with An Alpha-Helical Coiled Coil, PDB code: 1htn was solved by B.B.Nielsen, J.S.Kastrup, H.Rasmussen, T.L.Holtet, J.H.Graversen, M.Etzerodt, H.C.Thogersen, I.K.Larsen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	6.00 / 2.80
Space group	H 3
Cell size a, b, c (Å), α, β, γ (°)	89.140, 89.140, 75.770, 90.00, 90.00, 120.00
R / Rfree (%)	22.3 / 29.2

The binding sites of Calcium atom in the Human Tetranectin, A Trimeric Plasminogen Binding Protein with An Alpha-Helical Coiled Coil (pdb code 1htn). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Human Tetranectin, A Trimeric Plasminogen Binding Protein with An Alpha-Helical Coiled Coil, PDB code: 1htn:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Human Tetranectin, A Trimeric Plasminogen Binding Protein with An Alpha-Helical Coiled Coil


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Human Tetranectin, A Trimeric Plasminogen Binding Protein with An Alpha-Helical Coiled Coil within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca182 b:25.0 occ:1.00 O A:GLY147 2.4 25.0 1.0 OE1 A:GLU120 2.6 25.0 1.0 O A:HOH188 2.6 40.0 1.0 OD1 A:ASP116 2.7 25.0 1.0 O A:GLU150 2.7 25.0 1.0 OD2 A:ASP116 2.7 25.0 1.0 OD1 A:ASN151 2.8 25.0 1.0 CG A:ASP116 3.1 25.0 1.0 CD A:GLU120 3.4 25.0 1.0 OE2 A:GLU120 3.4 25.0 1.0 C A:GLY147 3.5 25.0 1.0 C A:GLU150 3.6 25.0 1.0 CA A:ASN151 3.6 25.0 1.0 CG A:ASN151 3.8 25.0 1.0 N A:ASN151 4.0 25.0 1.0 CB A:ASN151 4.0 25.0 1.0 N A:LYS148 4.4 25.0 1.0 CA A:LYS148 4.4 25.0 1.0 CA A:GLY147 4.4 25.0 1.0 CZ2 A:TRP123 4.6 25.0 1.0 CB A:ASP116 4.6 25.0 1.0 O A:ASP116 4.6 25.0 1.0 CA A:GLU150 4.8 25.0 1.0 C A:ASN151 4.8 25.0 1.0 N A:GLU150 4.8 25.0 1.0 CG A:GLU120 4.8 25.0 1.0 CH2 A:TRP123 4.8 25.0 1.0 N A:GLY147 4.9 25.0 1.0 C A:LYS148 4.9 25.0 1.0 ND2 A:ASN151 5.0 25.0 1.0 O A:HOH217 5.0 40.0 1.0 N A:GLY121 5.0 25.0 1.0

Calcium binding site 2 out of 2 in the Human Tetranectin, A Trimeric Plasminogen Binding Protein with An Alpha-Helical Coiled Coil


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Human Tetranectin, A Trimeric Plasminogen Binding Protein with An Alpha-Helical Coiled Coil within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca183 b:25.0 occ:1.00 O A:ASP165 2.5 25.0 1.0 OD1 A:ASP165 2.6 25.0 1.0 OE1 A:GLU150 2.7 25.0 1.0 OE1 A:GLN143 2.8 25.0 1.0 OD1 A:ASP145 3.0 25.0 1.0 C A:ASP165 3.6 25.0 1.0 CG A:ASP165 3.6 25.0 1.0 CD A:GLN143 3.7 25.0 1.0 CD A:GLU150 3.8 25.0 1.0 N A:ASP165 3.9 25.0 1.0 NE2 A:GLN143 4.0 25.0 1.0 CG A:ASP145 4.0 25.0 1.0 OE2 A:GLU150 4.2 25.0 1.0 CA A:ASP165 4.2 25.0 1.0 OD2 A:ASP165 4.4 25.0 1.0 OD2 A:ASP145 4.5 25.0 1.0 CB A:ASP165 4.5 25.0 1.0 N A:ASP145 4.6 25.0 1.0 N A:GLY146 4.7 25.0 1.0 C A:PHE164 4.7 25.0 1.0 N A:LYS166 4.7 25.0 1.0 CB A:PHE164 4.8 25.0 1.0 CA A:LYS166 5.0 25.0 1.0 CA A:PHE164 5.0 25.0 1.0 CD1 A:PHE164 5.0 25.0 1.0 CG A:GLN143 5.0 25.0 1.0

B.B.Nielsen, J.S.Kastrup, H.Rasmussen, T.L.Holtet, J.H.Graversen, M.Etzerodt, H.C.Thogersen, I.K.Larsen. Crystal Structure of Tetranectin, A Trimeric Plasminogen-Binding Protein with An Alpha-Helical Coiled Coil. Febs Lett. V. 412 388 1997.
ISSN: ISSN 0014-5793
PubMed: 9256258
DOI: 10.1016/S0014-5793(97)00664-9